The vehicle in the Videos is a prototype and is not intended to be otherwise. The system requirements are now well established and designs for production versions are fundamentally simple to implement. The cost to manufacture this vehicle above the cost of a similar non tilt vehicle is $US300 in MAY 2009@ 10,000/units/year ex Chinese ports.The costs to manufacture any vehicle depends on the volume and the style. Costs are subject to change . Please contact TvA for latest details.